“These headphones have powerful bass (comes with a lot of ommph) which is good and lets honest if your interested in these earphones main reason will be for the bass
For listening to music such as Pop and dubstep these are very good as the beat/bass just comes alive.
For rock I found them good but not excellent.
For classical and new age music its OK I found them a...” --butter30

“
I am always on the search for great in-ear headphones, however I always seem to find the same problem, because they are in ear, they tend to have very small drivers, meaning there is never much bass, and in most cases the highs are also messed up in an effort to get more bass!
So I am always on the lookout for in-ear headphones that have good bass, yet have a nice flat frequency...” --MyConnor5Review

“Foreword:
I'm a production manager, but mainly focus on live sound engineering and lighting. I install and tune P.A equipment, and mix live acts in:
- live venues,
- concert halls,
- bars, and
- nightclubs.
I've taken a huge liking to headphones - IEMs in particular. I like the idea of having my own personal PA system that I can take with me anywhere. With Rockbox being in such...” --White Lotus

“Introducing HiSound Audio's Crystal IEMs
After reviewing HSA's E212 and PAA-1Pro recently, Jack approached me and asked if I'd like a review sample of the Crystal (IEM) and Living (Earbuds). I jumped at the chance, and after paying for the freight - they duly arrived a couple of weeks ago. I’ve listed price at the RRP of ~ USD $69 – this is not what I paid for them...” --Brooko

“Hisoundaudio Golden Crystal
First I’d like to thank Jack at Hisoundaudio for giving me the opportunity to purchase the Golden Crystals, or GC as I’ll reference them, as they are not yet available from any US dealer.
Meet the super tiny Golden Crystals. They are the smallest dynamic driver on the planet (I think the Monster Tributes are 5mm as well, if...” --shotgunshane

The introducing of Popular :
Popular is a pair IEMs specially designed for the “modern style” music. Popular feature an impactful bass, upfront vocal and detailed highs. With the drum shape chamber design, it has exceptional bass reaction. It’s bass is huge in quantity and high in quality. It’s bass is clear and controlled. The mids are warm and layered with a slightly...